Domain Bacteria Woese et al. 1990
   Phylum Actinobacteria Garrity and Holt 2001
     Class Actinobacteria Stackebrandt et al. 1997
       Subclass Acidimicrobidae Stackebrandt et al. 1997 see Class Acidimicrobiia Norris 2013
         Order Acidimicrobiales Stackebrandt et al. 1997
           Suborder "Acidimicrobineae" Garrity & Holt, 2001
             1 Family Acidimicrobiaceae Stackebrandt et al. 1997